From: Russell King <rmk@arm.linux.org.uk>
To: akpm@osdl.org
Cc: torvalds@osdl.org, aia21@cantab.net, blaisorblade@yahoo.it,
dhowells@redhat.com, dwmw2@infradead.org, green@linuxhacker.ru,
hch@lst.de, jdike@addtoit.com, linux-fsdevel@vger.kernel.org,
miklos@szeredi.hu, neilb@cse.unsw.edu.au,
reiserfs-dev@namesys.com, trond.myklebust@fys.uio.no,
zippel@linux-m68k.org
Subject: Re: [patch 146/233] fix possible PAGE_CACHE_SHIFT overflows
Date: Sun, 8 Jan 2006 09:13:29 +0000 [thread overview]
Message-ID: <20060108091328.GB31219@flint.arm.linux.org.uk> (raw)
In-Reply-To: <200601080903.k0893GE9015082@shell0.pdx.osdl.net>
First time I've seen this patch...
On Sun, Jan 08, 2006 at 01:03:05AM -0800, akpm@osdl.org wrote:
> - arm's __flush_dcache_page() is peculiar. What if the page lies beyond 4G?
Then it continues working as it always has done. It only uses two
specific bits from page->index to determine the colour of the page.
IOW: the truncation isn't a problem.
--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 Serial core
next prev parent reply other threads:[~2006-01-08 9:13 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-08 9:03 [patch 146/233] fix possible PAGE_CACHE_SHIFT overflows akpm
2006-01-08 9:13 ` Russell King [this message]
2006-01-08 19:37 ` Dave Kleikamp
2006-01-08 21:35 ` Andrew Morton
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